IP Library Granted Patent US 6,377,426
Granted Patent Utility
US 6,377,426 · Confirmation No. 4402

GAS FURNACE WITH VARIABLE SPEED DRAFT INDUCER

⬇ PDF
Code Description Pages PDF
2001-07-03 TRNA Transmittal of New Application 5 View
2001-07-03 SPEC Specification 18 View
2001-07-03 CLM Claims 6 View
2001-07-03 ABST Abstract 1 View
2001-07-03 DRW Drawings-only black and white line drawings 5 View
2001-07-03 OATH Oath or Declaration filed 4 View
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Quick Facts
Patent No.
US 6,377,426
App. No.
09/898,344
Filed
2001-07-03
Granted
2002-04-23
Pub. No.
US20010044084A1
Art Unit
2836
PTA
0 days